Georges St-Pierre’s UFC legacy cemented as the greatest mixed martial artist of all time | ESPN MMA

Ariel Helwani examines Georges St-Pierre’s legacy and details why GSP is deserving of the title “greatest mixed martial artist of all time.” St-Pierre retires the sport at the age of 37, with a record 13 wins in UFC title fights. ✔ Subscribe to ESPN on YouTube: ✔ Subscribe to ESPN FC on YouTube: ✔ Subscribe to NBA on ESPN on YouTube: ✔ Watch ESPN on YouTube TV: ESPN on Social Media: ►